机器学习的最终目标是让计算机从经验中学习，并随着时间的推移提高其在任务上的表现。
The ultimate goal of machine learning is to make computers learn from experience and improve their performance on tasks over time.
The discipline of desire is the background of character.
我们站在一个不断被重新排列的巨大拼图的碎片上。
In solitude, we find ourselves.
——二个叔父孙学成、孙观成早年均因为贫穷必须远赴他乡做工谋生，在孙出生前后因病去世，孙看到清朝绩弱不振，受到外国强敌欺侮，增加自己从事反清革命的动机
The outer world is a reflection of the inner world.
